go build -v -x -buildmode=c-archive -o libtestX64_.a test.go 
go build -buildmode=c-shared -o libtestX64.so test.go 

GOOS=linux GOARCH=arm CGO_ENABLED=1 CC=arm-arago-linux-gnueabi-gcc go build -v -x -buildmode=c-archive -o libtestARM_.a test.go
GOOS=linux GOARCH=arm CGO_ENABLED=1 CC=arm-arago-linux-gnueabi-gcc go build -buildmode=c-shared -o libtestARM.so test.go  


g++ -o test test.cc -L./ -ltestX64 
arm-arago-linux-gnueabi-g++ -o test test.cc -L./ -ltestARM 
